diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h
index e3ab60ae5b1113447bb60dd4d9340b696928f7d3..136023108f1f87762ee315b4ba0636989b5f2b65 100644
--- a/drivers/scsi/hisi_sas/hisi_sas.h
+++ b/drivers/scsi/hisi_sas/hisi_sas.h
@@ -323,6 +323,8 @@ struct hisi_hba {
 	unsigned long sata_dev_bitmap[BITS_TO_LONGS(HISI_SAS_MAX_DEVICES)];
 	struct work_struct rst_work;
 	u32 phy_state;
+	u32 intr_coal_ticks;	/* time of interrupt coalesce, unit:1us */
+	u32 intr_coal_count;	/* count of interrupt coalesce */
 };
 
 /* Generic HW DMA host memory structures */
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 9bd6cfff024fadbb726cd80122e8bf538ea36b93..f0719599a67a337b6b108a126b258cf52d1ad2f5 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -2141,9 +2141,107 @@ static ssize_t intr_conv_show(struct device *dev,
 }
 static DEVICE_ATTR_RO(intr_conv);
 
+static void config_intr_coal_v3_hw(struct hisi_hba *hisi_hba)
+{
+	/* config those registers between enable and disable PHYs */
+	hisi_sas_stop_phys(hisi_hba);
+	if (hisi_hba->intr_coal_ticks == 0 ||
+			hisi_hba->intr_coal_count == 0) {
+		hisi_sas_write32(hisi_hba, INT_COAL_EN, 0x1);
+		hisi_sas_write32(hisi_hba, OQ_INT_COAL_TIME, 0x1);
+		hisi_sas_write32(hisi_hba, OQ_INT_COAL_CNT, 0x1);
+	} else {
+		hisi_sas_write32(hisi_hba, INT_COAL_EN, 0x3);
+		hisi_sas_write32(hisi_hba, OQ_INT_COAL_TIME,
+				hisi_hba->intr_coal_ticks);
+		hisi_sas_write32(hisi_hba, OQ_INT_COAL_CNT,
+				hisi_hba->intr_coal_count);
+	}
+	phys_init_v3_hw(hisi_hba);
+}
+
+static ssize_t intr_coal_ticks_show(struct device *dev,
+		struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct hisi_hba *hisi_hba = shost_priv(shost);
+
+	return scnprintf(buf, PAGE_SIZE, "%u\n",
+			hisi_hba->intr_coal_ticks);
+}
+
+static ssize_t intr_coal_ticks_store(struct device *dev,
+		struct device_attribute *attr,
+		const char *buf, size_t count)
+{
+	u32 intr_coal_ticks;
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct hisi_hba *hisi_hba = shost_priv(shost);
+	int ret;
+
+	ret = kstrtou32(buf, 10, &intr_coal_ticks);
+	if (ret) {
+		dev_err(dev, "Input data of interrupt coalesce unmatch\n");
+		return -EINVAL;
+	}
+
+	if (intr_coal_ticks >= BIT(24)) {
+		dev_err(dev, "intr_coal_ticks must be less than 2^24!\n");
+		return -EINVAL;
+	}
+
+	hisi_hba->intr_coal_ticks = intr_coal_ticks;
+
+	config_intr_coal_v3_hw(hisi_hba);
+
+	return count;
+}
+static DEVICE_ATTR_RW(intr_coal_ticks);
+
+static ssize_t intr_coal_count_show(struct device *dev,
+		struct device_attribute
+		*attr, char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct hisi_hba *hisi_hba = shost_priv(shost);
+
+	return scnprintf(buf, PAGE_SIZE, "%u\n",
+			hisi_hba->intr_coal_count);
+}
+
+static ssize_t intr_coal_count_store(struct device *dev,
+		struct device_attribute
+		*attr, const char *buf, size_t count)
+{
+	u32 intr_coal_count;
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct hisi_hba *hisi_hba = shost_priv(shost);
+	int ret;
+
+	ret = kstrtou32(buf, 10, &intr_coal_count);
+	if (ret) {
+		dev_err(dev, "Input data of interrupt coalesce unmatch\n");
+		return -EINVAL;
+	}
+
+	if (intr_coal_count >= BIT(8)) {
+		dev_err(dev, "intr_coal_count must be less than 2^8!\n");
+		return -EINVAL;
+	}
+
+	hisi_hba->intr_coal_count = intr_coal_count;
+
+	config_intr_coal_v3_hw(hisi_hba);
+
+	return count;
+}
+static DEVICE_ATTR_RW(intr_coal_count);
+
 struct device_attribute *host_attrs_v3_hw[] = {
 	&dev_attr_phy_event_threshold,
 	&dev_attr_intr_conv,
+	&dev_attr_intr_coal_ticks,
+	&dev_attr_intr_coal_count,
 	NULL
 };